Commit c69e1558 authored by Bob Van Landuyt's avatar Bob Van Landuyt

Merge branch '10io-move-cleanup-policies-caching-service' into 'master'

Move the cleanup policies cache object

See merge request gitlab-org/gitlab!71584
parents d244a8d8 de8fd561
# frozen_string_literal: true
module Projects
module ContainerRepository
class CacheTagsCreatedAtService
def initialize(container_repository)
@container_repository = container_repository
@cached_tag_names = Set.new
end
def populate(tags)
return if tags.empty?
# This will load all tags in one Redis roundtrip
# the maximum number of tags is configurable and is set to 200 by default.
# https://gitlab.com/gitlab-org/gitlab/blob/master/doc/user/packages/container_registry/index.md#set-cleanup-limits-to-conserve-resources
keys = tags.map(&method(:cache_key))
cached_tags_count = 0
::Gitlab::Redis::Cache.with do |redis|
tags.zip(redis.mget(keys)).each do |tag, created_at|
next unless created_at
tag.created_at = DateTime.rfc3339(created_at)
@cached_tag_names << tag.name
cached_tags_count += 1
end
end
cached_tags_count
end
def insert(tags, max_ttl_in_seconds)
return unless max_ttl_in_seconds
return if tags.empty?
# tags with nil created_at are not cacheable
# tags already cached don't need to be cached again
cacheable_tags = tags.select do |tag|
tag.created_at.present? && !tag.name.in?(@cached_tag_names)
end
return if cacheable_tags.empty?
now = Time.zone.now
::Gitlab::Redis::Cache.with do |redis|
# we use a pipeline instead of a MSET because each tag has
# a specific ttl
redis.pipelined do
cacheable_tags.each do |tag|
created_at = tag.created_at
# ttl is the max_ttl_in_seconds reduced by the number
# of seconds that the tag has already existed
ttl = max_ttl_in_seconds - (now - created_at).seconds
ttl = ttl.to_i
redis.set(cache_key(tag), created_at.rfc3339, ex: ttl) if ttl > 0
end
end
end
end
private
def cache_key(tag)
"container_repository:{#{@container_repository.id}}:tag:#{tag.name}:created_at"
end
end
end
end
......@@ -140,7 +140,7 @@ module Projects
def cache
strong_memoize(:cache) do
::Projects::ContainerRepository::CacheTagsCreatedAtService.new(@container_repository)
::Gitlab::ContainerRepository::Tags::Cache.new(@container_repository)
end
end
......
# frozen_string_literal: true
module Gitlab
module ContainerRepository
module Tags
class Cache
def initialize(container_repository)
@container_repository = container_repository
@cached_tag_names = Set.new
end
def populate(tags)
return if tags.empty?
# This will load all tags in one Redis roundtrip
# the maximum number of tags is configurable and is set to 200 by default.
# https://gitlab.com/gitlab-org/gitlab/blob/master/doc/user/packages/container_registry/index.md#set-cleanup-limits-to-conserve-resources
keys = tags.map(&method(:cache_key))
cached_tags_count = 0
::Gitlab::Redis::Cache.with do |redis|
tags.zip(redis.mget(keys)).each do |tag, created_at|
next unless created_at
tag.created_at = DateTime.rfc3339(created_at)
@cached_tag_names << tag.name
cached_tags_count += 1
end
end
cached_tags_count
end
def insert(tags, max_ttl_in_seconds)
return unless max_ttl_in_seconds
return if tags.empty?
# tags with nil created_at are not cacheable
# tags already cached don't need to be cached again
cacheable_tags = tags.select do |tag|
tag.created_at.present? && !tag.name.in?(@cached_tag_names)
end
return if cacheable_tags.empty?
now = Time.zone.now
::Gitlab::Redis::Cache.with do |redis|
# we use a pipeline instead of a MSET because each tag has
# a specific ttl
redis.pipelined do
cacheable_tags.each do |tag|
created_at = tag.created_at
# ttl is the max_ttl_in_seconds reduced by the number
# of seconds that the tag has already existed
ttl = max_ttl_in_seconds - (now - created_at).seconds
ttl = ttl.to_i
redis.set(cache_key(tag), created_at.rfc3339, ex: ttl) if ttl > 0
end
end
end
end
private
def cache_key(tag)
"container_repository:{#{@container_repository.id}}:tag:#{tag.name}:created_at"
end
end
end
end
end
......@@ -2,7 +2,7 @@
require 'spec_helper'
RSpec.describe ::Projects::ContainerRepository::CacheTagsCreatedAtService, :clean_gitlab_redis_cache do
RSpec.describe ::Gitlab::ContainerRepository::Tags::Cache, :clean_gitlab_redis_cache do
let_it_be(:dummy_tag_class) { Struct.new(:name, :created_at) }
let_it_be(:repository) { create(:container_repository) }
......
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